EXCLUSIVE: Mark Strong has joined Catcher Was a Spy. He plays the pivotal role of Werner Heisenberg, the enigmatic lead scientist for the Nazi atomic program who would become the main target in the U.S.’s effort infiltrating the Nazi party to determine whether they were capable of building an atomic bomb. Ben Lewis is directing a script by Robert Rodat. Paul Rudd stars as baseball player Moe Berg, a spy for the OSS tasked with ingratiating himself with Heisenberg and…